Accusize - Ultra Precision V-Block & Clamp Sets Mortiser The included precision drill guide

The included precision drill guide aligns your drill with the dead center of your kerf by registering off of the kerf itself

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Chisel and Drills are made of premium quality hardened tool steel

Improved ergonomics and parallax-free reading come as standard

so you can support doors that overlay the cabinet face up to 2"

Accusize - Ultra Precision V-Block & Clamp Sets Mortiser The included precision drill guideULTRA PRECISION V BLOCK & CLAMP SET Guaranteed square parallel & central within 0. 0002". Hardened & ground to HRC52 58. 90 V block. One reversible swing away clamp supplied with each V block. Side slots for easy clamping. Supplied in pairs. Item Length Width Height Diameter Capacity 3610 9011 1 3 8" 1 3 8" 1 3 16" MIN. Max. 3610 9012 2 3 8" 2 3 8" 2" 13 64" 1 3 16" 3610 9013 4 1 8" 4 1 8" 3 1 16" 9 32" 2 9 16" DIAGRAM OF 3610 9011 DIAGRAM OF 3610